The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 15 April 2025 06:23 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	8151	387053	4.18%	12002	32.25	UNINET, MX
2	16509	356970	3.86%	13344	26.75	AMAZON-02, US
3	52752	91734	0.99%	25	3669.36	Vegas Telecom Informatica Ltda., BR
4	9829	91405	0.99%	2024	45.16	BSNL-NIB National Internet Backbone, IN
5	36903	88405	0.95%	1249	70.78	MT-MPLS, MA
6	45899	87795	0.95%	3279	26.77	VNPT-AS-VN VNPT Corp, VN
7	7552	87355	0.94%	3924	22.26	VIETEL-AS-AP Viettel Group, VN
8	209181	80300	0.87%	44	1825.00	ZENEX5IVE-NL, GB
9	4155	68152	0.74%	2643	25.79	USDA-1, US
10	10620	66479	0.72%	3537	18.80	Telmex Colombia S.A., CO
11	39891	56578	0.61%	4797	11.79	ALJAWWALSTC-AS, SA
12	25048	51337	0.55%	5	10267.40	DSNET DSNet, GB
13	18403	50136	0.54%	4328	11.58	FPT-AS-AP FPT Telecom Company, VN
14	9583	47979	0.52%	1914	25.07	SIFY-AS-IN Sify Limited, IN
15	367	47217	0.51%	2688	17.57	DNIC-ASBLK-00306-00371, US
16	36914	45941	0.50%	569	80.74	KENET-AS, KE
17	55410	44366	0.48%	1122	39.54	VIL-AS-AP Vodafone Idea Ltd, IN
18	5371	42503	0.46%	256	166.03	DNIC-ASBLK-05120-05376, US
19	647	41389	0.45%	424	97.62	DNIC-ASBLK-00616-00665, US
20	174	40770	0.44%	3800	10.73	COGENT-174, US
21	17794	40255	0.43%	13	3096.54	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
22	7713	39837	0.43%	3702	10.76	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
23	29614	36420	0.39%	94	387.45	GHANATEL-AS, GH
24	58224	35790	0.39%	1187	30.15	TCI, IR
25	137443	35582	0.38%	176	202.17	CHANGLIAN-AS-AP ChangLian Network Technology Co., Limited, HK
26	42337	34268	0.37%	688	49.81	RESPINA-AS, IR
27	11664	33208	0.36%	1198	27.72	Techtel LMDS Comunicaciones Interactivas S.A., AR
28	132751	31219	0.34%	8	3902.38	OMKARINFOTECH-AS Omkar Infotech, IN
29	63376	30904	0.33%	2	15452.00	TOUCHTONE-CUSTS, US
30	36352	29668	0.32%	2686	11.05	AS-COLOCROSSING, US
31	197207	29279	0.32%	761	38.47	MCCI-AS, IR
32	9009	29172	0.32%	3806	7.66	M247, RO
33	263069	28578	0.31%	11	2598.00	BRT Comercio de Produtos de Informatica LTDA, BR
34	7155	26017	0.28%	4180	6.22	VIASAT-SP-BACKBONE, US
35	11830	25095	0.27%	1993	12.59	Instituto Costarricense de Electricidad y Telecom., CR
36	37342	24637	0.27%	515	47.84	MOVITEL, MZ
37	8369	24041	0.26%	60	400.68	INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
38	13999	21373	0.23%	2520	8.48	Mega Cable, S.A. de C.V., MX
39	19429	21316	0.23%	703	30.32	ETB - Colombia, CO
40	18207	20312	0.22%	320	63.48	YOU-INDIA-AP YOU Broadband & Cable India Ltd., IN
41	37020	20137	0.22%	59	341.31	CELTEL-DRC, CD
42	24757	20135	0.22%	462	43.58	EthioNet-AS, ET
43	4249	19956	0.22%	303	65.86	LILLY-AS, US
44	6713	19759	0.21%	564	35.03	IAM-AS, MA
45	26615	19708	0.21%	1054	18.70	TIM SA, BR
46	38266	19194	0.21%	748	25.66	VIL-AS-AP Vodafone Idea Ltd, IN
47	50010	18573	0.20%	667	27.85	NAWRAS-AS Sultanate of Oman, OM
48	55836	18223	0.20%	987	18.46	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
49	11776	18140	0.20%	1894	9.58	ATLANTICBB-JOHNSTOWN, US
50	29571	18082	0.20%	1584	11.42	ORANGE-COTE-IVOIRE, CI
Total		2662742	28.79%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	25048	17112.3	0.55%	5	51337	DSNET DSNet, GB
2	63376	15452.0	0.33%	2	30904	TOUCHTONE-CUSTS, US
3	12220	12878.0	0.14%	1	12878	I-EVOLVE-TECHNOLOGY-SERVICES, US
4	24198	8039.5	0.17%	5	16079	DATAKOMNAP-AS-ID PT. Datakom Padma Jaya DatakomNAP, ID
5	8987	5275.7	0.17%	93	15827	AMAZON EXPANSION, IE
6	396950	5255.0	0.06%	1	5255	COMSTBARTH-AS, FR
7	397829	5218.0	0.06%	1	5218	SCC-INET-01, CA
8	50674	4928.0	0.05%	1	4928	SPBEX-AS, RU
9	45494	4521.0	0.05%	1	4521	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
10	52752	4169.7	0.99%	25	91734	Vegas Telecom Informatica Ltda., BR
11	7954	3959.7	0.13%	3	11879	IMMENSE-NETWORKS, US
12	132751	3902.4	0.34%	8	31219	OMKARINFOTECH-AS Omkar Infotech, IN
13	205900	3583.0	0.04%	1	3583	APC-SOLUTIONS, GB
14	886	3295.0	0.04%	1	3295	SBH-IX-SERVICES, FR
15	17794	3096.5	0.43%	13	40255	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
16	45720	2809.0	0.03%	2	2809	IDNIC-LPDB-AS-ID Lembaga Pengelola Dana Bergulir, ID
17	58477	2786.0	0.03%	18	2786	ARGON-AS-ID Argon Data Communication, ID
18	263069	2598.0	0.31%	11	28578	BRT Comercio de Produtos de Informatica LTDA, BR
19	32685	2432.0	0.03%	1	2432	AEG-VISION, US
20	209181	2230.6	0.87%	44	80300	ZENEX5IVE-NL, GB
21	137258	2194.0	0.02%	1	2194	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	136867	2012.3	0.07%	3	6037	IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
23	135445	1955.2	0.17%	8	15642	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
24	138118	1949.5	0.04%	2	3899	IDNIC-NETSENTRA-AS-ID PT Net Sentra Cyberindo, ID
25	211865	1921.0	0.02%	1	1921	ASN-MONDOHITECH, IT
26	56639	1904.0	0.02%	1	1904	LNET-COM-UA-AS, UA
27	31104	1843.5	0.04%	2	3687	EVACY, FR
28	8369	1717.2	0.26%	60	24041	INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
29	13602	1506.0	0.02%	9	1506	I-EVOLVE-TECHNOLOGY-SERVICES-VTC, US
30	131578	1484.0	0.02%	1	1484	BFSUNET Beijing Foreign Studies University, CN
31	13341	1421.6	0.08%	5	7108	TRANQUILITY, US
32	149038	1406.0	0.03%	2	2812	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
33	133841	1326.6	0.07%	7	6633	IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID
34	131872	1313.0	0.03%	2	2626	IITP-AS-KR IITP, KR
35	208337	1215.0	0.05%	4	4860	TELEMANAPOLI, IT
36	46453	1201.5	0.14%	12	13217	ABBOTT-AS46453, US
37	40138	1189.7	0.13%	12	11897	MDNET, US
38	204318	1160.0	0.01%	1	1160	BGPTOOLS-QA, GB
39	201643	1158.0	0.06%	5	5790	EGOV66-AS, RU
40	50861	1095.0	0.01%	1	1095	RZVA-AS, UA
41	215385	1081.0	0.02%	2	2162	ASN-ALONET, IT
42	215706	1079.5	0.02%	2	2159	ASN-WIRITALY, IT
43	16321	1078.1	0.16%	14	15093	AICONET-AS, RU
44	328448	1068.0	0.01%	1	1068	Direction-Generale-Des-Impots-AS, BF
45	139955	1058.3	0.07%	6	6350	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
46	23356	1017.0	0.02%	2	2034	LAFC, US
47	29382	1012.0	0.02%	2	2024	UKRINFOSYSTEMS-AS, UA
48	216165	1007.0	0.01%	1	1007	HYPERNET, AM
49	150442	1001.0	0.02%	2	2002	BFSACD-AS-AP Bangladesh Fire Service and Civil Defense, BD
50	265626	969.0	0.01%
Total		154885.4	6.47%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	140.174.37.0/24	30889	0.32%	63376 -- TOUCHTONE-CUSTS, US
2	189.76.66.0/23	30671	0.32%	52752 -- Vegas Telecom Informatica Ltda., BR
3	189.76.64.0/22	30488	0.32%	52752 -- Vegas Telecom Informatica Ltda., BR
4	189.76.64.0/23	30329	0.32%	52752 -- Vegas Telecom Informatica Ltda., BR
5	168.0.128.0/22	28375	0.30%	263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
6	38.224.214.0/24	28202	0.30%	174 -- COGENT-174, US
7	81.90.139.0/24	17115	0.18%	25048 -- DSNET DSNet, GB
8	81.90.132.0/24	17111	0.18%	25048 -- DSNET DSNet, GB
9	81.90.133.0/24	17111	0.18%	25048 -- DSNET DSNet, GB
10	223.196.5.0/24	16641	0.17%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
11	202.93.242.0/24	16071	0.17%	24198 -- DATAKOMNAP-AS-ID PT. Datakom Padma Jaya DatakomNAP, ID
12	103.223.2.0/24	15595	0.16%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
13	203.145.74.0/24	13410	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
14	202.45.88.0/24	13405	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
15	203.145.78.0/24	13405	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
16	202.181.232.0/23	13403	0.14%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
17	124.195.190.0/24	12892	0.14%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
18	72.43.207.0/24	12878	0.14%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
19	130.137.231.0/24	12766	0.13%	16509 -- AMAZON-02, US
20	197.216.52.0/24	11927	0.13%	11259 -- ANGOLATELECOM, AO
21	207.167.116.0/22	11875	0.12%	7954 -- IMMENSE-NETWORKS, US
22	130.137.12.0/24	10222	0.11%	16509 -- AMAZON-02, US
23	130.137.108.0/24	9540	0.10%	16509 -- AMAZON-02, US
24	130.137.124.0/24	9025	0.09%	16509 -- AMAZON-02, US
25	45.224.136.0/22	8970	0.09%	273350 -- Gns Telecom, BR 52532 -- Speednet Telecomunicacoes Ltda ME, BR
26	130.137.86.0/24	8922	0.09%	16509 -- AMAZON-02, US
27	130.137.227.0/24	8889	0.09%	16509 -- AMAZON-02, US
28	130.137.28.0/24	8835	0.09%	16509 -- AMAZON-02, US
29	84.205.66.0/24	8811	0.09%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
30	130.137.147.0/24	8779	0.09%	16509 -- AMAZON-02, US
31	130.137.111.0/24	8687	0.09%	16509 -- AMAZON-02, US
32	130.137.85.0/24	8650	0.09%	16509 -- AMAZON-02, US
33	130.137.99.0/24	8633	0.09%	16509 -- AMAZON-02, US
34	130.137.16.0/24	8544	0.09%	16509 -- AMAZON-02, US
35	130.137.81.0/24	8512	0.09%	16509 -- AMAZON-02, US
36	130.137.136.0/24	8509	0.09%	16509 -- AMAZON-02, US
37	130.137.26.0/24	8504	0.09%	16509 -- AMAZON-02, US
38	130.137.133.0/24	8494	0.09%	16509 -- AMAZON-02, US
39	130.137.150.0/24	8481	0.09%	16509 -- AMAZON-02, US
40	130.137.127.0/24	8465	0.09%	16509 -- AMAZON-02, US
41	130.137.105.0/24	8444	0.09%	16509 -- AMAZON-02, US
42	130.137.130.0/24	8441	0.09%	16509 -- AMAZON-02, US
43	130.137.140.0/24	8413	0.09%	16509 -- AMAZON-02, US
44	173.82.63.0/24	8396	0.09%	16509 -- AMAZON-02, US
45	130.137.47.0/24	8356	0.09%	16509 -- AMAZON-02, US
46	130.137.141.0/24	8312	0.09%	16509 -- AMAZON-02, US
47	173.82.67.0/24	8263	0.09%	16509 -- AMAZON-02, US
48	130.137.89.0/24	8240	0.09%	14618 -- AMAZON-AES, US
49	130.137.121.0/24	8201	0.09%	8987 -- AMAZON EXPANSION, IE
50	130.137.90.0/24	8145	0.09%	16509 -- AMAZON-02, US
Total		645242	6.78%

14 Day BGP Profile: 1-April-2025 00:00 - 14-April-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	21810654
Number of Prefix Updates:	9257521
Number of Prefix Withdrawals:	269274
Average Prefixes per BGP Update:	0.44
Average BGP Update Messages per second:	18.03
Average Prefix Updates per second:	7.88
Peak BGP Update Message Rate per second:	39900	(19:42:38 Fri, 4-Apr-2025)
Peak Prefix Update Rate per second:	2618	(14:16:32 Fri, 4-Apr-2025)
Peak Prefix Withdraw Rate per second:	13763	(20:47:01 Wed, 2-Apr-2025)
Prefix Count:	1022046
Updated Prefix Count:	756796
Stable Prefix Count:	265250
Origin AS Count:	76829
Updated Origin AS Count:	64987
Stable Origin AS Count:	11842
Unique Path Count:	570064
Updated Path Count:	436369
Stable Path Count:	133695

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.